--- old/src/hotspot/share/gc/g1/g1ConcurrentRefine.hpp	2019-02-01 00:03:32.291513681 -0500
+++ new/src/hotspot/share/gc/g1/g1ConcurrentRefine.hpp	2019-02-01 00:03:31.943495376 -0500
@@ -29,7 +29,6 @@
 #include "utilities/globalDefinitions.hpp"
 
 // Forward decl
-class CardTableEntryClosure;
 class G1ConcurrentRefine;
 class G1ConcurrentRefineThread;
 class outputStream;